/*
 * Copyright (c) 2004-2022, University of Oslo
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * Neither the name of the HISP project nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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 */
package org.hisp.dhis.dxf2.metadata.objectbundle.hooks;

import static java.util.Collections.singletonList;
import static org.mockito.Mockito.mock;

import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.hisp.dhis.common.IdentifiableObject;
import org.hisp.dhis.dxf2.metadata.objectbundle.ObjectBundle;
import org.hisp.dhis.dxf2.metadata.objectbundle.ObjectBundleParams;
import org.hisp.dhis.feedback.ErrorCode;
import org.hisp.dhis.feedback.ErrorReport;
import org.hisp.dhis.option.Option;
import org.hisp.dhis.option.OptionService;
import org.hisp.dhis.option.OptionSet;
import org.hisp.dhis.preheat.Preheat;
import org.hisp.dhis.preheat.PreheatIdentifier;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;

/**
 * Unit test of {@link OptionObjectBundleHook}.
 *
 * @author Volker Schmidt
 */
class OptionObjectBundleHookTest {

  private OptionObjectBundleHook hook = new OptionObjectBundleHook(mock(OptionService.class));

  private Preheat preheat = new Preheat();

  /**
   * OptionSet.options doesn't contain to Option, but Option has reference to OptionSet.
   *
   * <p>Expected: OptionSet.options should contain referenced Option after preCreate.
   */
  @Test
  void preCreate() {
    OptionSet optionSet = new OptionSet();
    optionSet.setUid("jadhjSHdhs");

    Option option = new Option();
    option.setOptionSet(optionSet);

    preheat.put(PreheatIdentifier.UID, optionSet);

    ObjectBundleParams objectBundleParams = new ObjectBundleParams();
    objectBundleParams.setPreheatIdentifier(PreheatIdentifier.UID);

    final Map<Class<? extends IdentifiableObject>, List<IdentifiableObject>> objectMap =
        new HashMap<>();
    objectMap.put(OptionSet.class, singletonList(optionSet));
    objectMap.put(Option.class, singletonList(option));

    ObjectBundle bundle = new ObjectBundle(objectBundleParams, preheat, objectMap);
    hook.preCreate(option, bundle);

    optionSet = preheat.get(PreheatIdentifier.UID, OptionSet.class, "jadhjSHdhs");

    Assertions.assertEquals(1, optionSet.getOptions().size());
    Assertions.assertSame(option, optionSet.getOptions().get(0));
  }

  @Test
  void validate() {
    OptionSet optionSet = new OptionSet();
    optionSet.setUid("optionSet1");
    Option option = new Option();
    option.setName("optionName");
    option.setCode("optionCode");
    optionSet.addOption(option);
    OptionSet persistedOptionSet = new OptionSet();
    persistedOptionSet.setUid("optionSet1");
    Option persistedOption = new Option();
    persistedOption.setName("optionName");
    persistedOption.setCode("optionCode");
    persistedOptionSet.addOption(persistedOption);
    preheat.put(PreheatIdentifier.UID, persistedOptionSet);
    ObjectBundleParams objectBundleParams = new ObjectBundleParams();
    objectBundleParams.setPreheatIdentifier(PreheatIdentifier.UID);
    ObjectBundle bundle =
        new ObjectBundle(
            objectBundleParams,
            preheat,
            Collections.singletonMap(OptionSet.class, singletonList(persistedOptionSet)));
    List<ErrorReport> errors = hook.validate(option, bundle);
    Assertions.assertNotNull(errors);
    Assertions.assertEquals(1, errors.size());
    Assertions.assertEquals(ErrorCode.E4028, errors.get(0).getErrorCode());
  }
}
